.introduce_body{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.introduce_sec{
    width: 98%;
    height: 530px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color:  white;
    overflow: hidden;
    position: absolute;
}

.swiper-container {
    width:100%;
    padding-top: 2%;
    padding-bottom: 5%;
}
.modify{
    height: 50px;
}
.swiper-slide {
    background-position: center;
    background-size: cover;
    width: 30%;
    height: 530px;
    background-color: #fff;
    border-radius: 10px;
}

.content_box{
    height: 100%;
    box-shadow: 0 2px 5px rgba(0,0,0,0.5);
}
.content_box:hover .line_div{
    transform: scaleX(20);
}
.content_box:hover .queto{
    transform: scale(1.2);
}
.content_box:hover .text{
    color: #b90117;
}
.content_box queto{
    height: 100%;
    width: 100%;
    opacity: 0.4;
}
.queto{
    transition: all 0.6s;
}
.text{
    height: 48%;
    transition: all 0.6s;
    overflow: hidden;
    margin: 6%;
    margin-top: 6%;
}
.img_div{
    height: 35%;
    width: 100%;
    overflow: hidden;
}
.line_div{
    background: #b90117;
    width: 30px;
    height: 2px;
    transition: all 0.6s;
}
/*修改 swiper插件样式*/
.swiper-container-3d .swiper-slide-shadow-left,
.swiper-container-3d .swiper-slide-shadow-right{
    background-image: none;
}